1 files changed, 76 insertions, 0 deletions
diff --git a/tests/vm/tissues.nim b/tests/vm/tissues.nim
new file mode 100644
index 000000000..f0ae6c296
--- /dev/null
+++ b/tests/vm/tissues.nim
@@ -0,0 +1,76 @@
+import macros
+
+block t9043: # bug #9043
+  proc foo[N: static[int]](dims: array[N, int]): string =
+    const N1 = N
+    const N2 = dims.len
+    const ret = $(N, dims.len, N1, N2)
+    static: doAssert ret == $(N, dims.len, N1, N2)
+    ret
+
+  doAssert foo([1, 2]) == "(2, 2, 2, 2)"
+
+block t4952:
+  proc doCheck(tree: NimNode) =
+    let res: tuple[n: NimNode] = (n: tree)
+    assert: tree.kind == res.n.kind
+    for sub in tree:
+      doCheck(sub)
+
+  macro id(body: untyped): untyped =
+    doCheck(body)
+
+  id(foo((i: int)))
+
+  static:
+    let tree = newTree(nnkExprColonExpr)
+    let t = (n: tree)
+    doAssert: t.n.kind == tree.kind
+
+
+# bug #19909
+type
+  SinglyLinkedList[T] = ref object
+  SinglyLinkedListObj[T] = ref object
+
+
+proc addMoved[T](a, b: var SinglyLinkedList[T]) =
+  if a.addr != b.addr: discard
+
+proc addMoved[T](a, b: var SinglyLinkedListObj[T]) =
+  if a.addr != b.addr: discard
+
+proc main =
+  var a: SinglyLinkedList[int]; new a
+  var b: SinglyLinkedList[int]; new b
+  a.addMoved b
+
+  var a0: SinglyLinkedListObj[int]
+  var b0: SinglyLinkedListObj[int]
+  a0.addMoved b0
+
+static: main()
+
+
+# bug #18641
+
+type A = object
+  ha1: int
+static:
+  var a = A()
+  var a2 = a.addr
+  a2.ha1 = 11
+  doAssert a2.ha1 == 11
+  a.ha1 = 12
+  doAssert a.ha1 == 12
+  doAssert a2.ha1 == 12 # ok
+static:
+  proc fn() =
+    var a = A()
+    var a2 = a.addr
+    a2.ha1 = 11
+    doAssert a2.ha1 == 11
+    a.ha1 = 12
+    doAssert a.ha1 == 12
+    doAssert a2.ha1 == 12 # fails
+  fn()